晶质断口
Crystalline fracture
以上为机器翻译结果，长、整句建议使用 人工翻译 。
用SEM观察到玻璃纤维的表面光滑、低析晶、断口质密度高、断口贝纹呈明显沟状。
It is observed by SEM that glass fiber has smooth surface, low crystallization, high density of fracture and shellfish veins of fracture obviously submits ditch form.
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